Research and Distribution Services

TNRIS archives, maintains, and distributes the largest collection of current and historical spatial geographic data sets for the State of Texas. The collection of maps, photos, documents and other spatial datasets have been contributed from multiple sources including state, federal and local agencies with support and donations from private sources.

TNRIS Products include:

• Historic aerial photography dating back to the 1920’s
• Digital Orthophoto Quarter Quads (DOQQ’s) and National Agriculture Imagery Program (NAIP) aerial imagery
• Statewide Satellite imagery coverage
• Texas Water Development Board (TWDB) publications
• Statewide collection of USGS topographic, USFWS wetlands, and FEMA Flood Insurance Rate maps

TNRIS Services include:

• Current map duplication and distribution including USGS, FEMA, US Fish and Wildlife Service National Wetland Inventory maps
• Historic map and photo searches and/or reproduction
• Limited custom mapping using TNRIS digital aerial photographic datasets.
• Digital data distribution on CD, DVD, and external hard drives
• Staff assistance in locating related data or information provided through other agencies
• Staff assistance in accessing data and training for anyone interested in using TNRIS data for work or research

For additional information on our products or services, please contact TNRIS.